CN206226106U

CN206226106U - One kind group string data high power off-network controller system

Info

Publication number: CN206226106U
Application number: CN201621360080.2U
Authority: CN
Inventors: 郭凤涛
Original assignee: Hefei Source Engine Electric Technology Co Ltd
Current assignee: Hefei Source Engine Electric Technology Co Ltd
Priority date: 2016-12-13
Filing date: 2016-12-13
Publication date: 2017-06-06
Anticipated expiration: 2026-12-13

Abstract

The utility model discloses a kind of group string data high power off-network controller system, including Surge Protector, an IGBT counnter attacks module, the 2nd IGBT counnter attacks module, IGBT power models, absorption capacitor, LCD human-computer interaction interfaces, radiator, communication interface, MCU processors and batteries；The binding post of the first solar panel is connected with the colelctor electrode of an IGBT counnter attack modules, the binding post of the second solar panel is connected with the colelctor electrode of the 2nd IGBT counnter attack modules, and the base stage of an IGBT counnter attacks module and the 2nd IGBT counnter attack modules is connected with MCU processors respectively；The emitter stage of the first IGBT counnter attacks module and the 2nd IGBT counnter attack modules is connected with the colelctor electrode of IGBT power models, and the collector of IGBT power models is connected with MCU processors, and the emitter stage of the IGBT power models is connected with batteries.The characteristics of the utility model has low heat production, small volume, low cost, not only reduces the loss of system, and enhances the reliability of system.

Description

One kind group string data high power off-network controller system

Technical field

The utility model belongs to photovoltaic controller technical field, is related to a kind of group string data high power off-network controller system System.

Background technology

As traditional energy is increasingly reduced, various countries are faced with different degrees of energy crisis, and solving energy shortage turns into More and more important subject under discussion, while the environmental pollution has become increasingly serious caused by traditional energy consumption.In wind energy, solar energy, combustion Today of the utilization of new energy resources high speed developments such as material battery, the application of new energy has obtained governments at all levels, universities' research institutes and enterprise The attention energetically of industry, wherein, solar power generation will turn into one of following important channel for obtaining electric power energy.

Photovoltaic controller be in solar power system, control multichannel solar cell array battery is charged with And battery is to the automatic control equipment of solar inverter load supplying.Photovoltaic controller can be acquired to equipment in real time And monitoring, and the data message of collection is shown over the display, staff quickly can in real time understand photovoltaic system and work as Preceding working condition.Additionally, photovoltaic controller also has serial communication data transfer function, multiple photovoltaic system substations can be entered Row centralized management and far distance controlled.

It is two that existing group of string data high-power photovoltaic controller is generally used on solar panel input anti-reflection function Pole pipe module scheme, in the actual course of work, diode (led) module produces substantial amounts of heat, therefore in order to ensure system just Often operation, need to use bulky radiator, while also needing to add blower fan to force cold wind, cause the volume of system and cost to increase Plus, but the conversion ratio of system and the utilization rate to solar energy are greatly reduced.

Utility model content

A kind of group string data high power off-network controller system that the utility model is provided, by being prevented using IGBT in systems Reverse block and IGBT power models, and IGBT power models are controlled by MCU processors, realization is filled to batteries Electric control, solves the problems, such as that the volume of controller is big, high cost and loss are big.

The purpose of this utility model can be achieved through the following technical solutions：

One kind group string data high power off-network controller system, including the first solar panel binding post, second too Binding post, Surge Protector, an IGBT counnter attacks module, the 2nd IGBT counnter attacks module, the IGBT power moulds of positive energy cell panel Block, absorption capacitor, LCD human-computer interaction interfaces, radiator, communication interface, MCU processors and batteries；

The binding post of first solar panel and the second solar panel is defeated with Surge Protector respectively Enter end connection, the binding post of first solar panel is connected with the colelctor electrode of an IGBT counnter attack modules, described the The binding post of two solar panels is connected with the colelctor electrode of the 2nd IGBT counnter attack modules, an IGBT counnter attacks module and The base stage of the 2nd IGBT counnter attack modules is connected with MCU processors respectively；The first IGBT counnter attacks module and the 2nd IGBT counnter attacks The emitter stage of module is connected with the colelctor electrode of IGBT power models, and the collector of IGBT power models is connected with MCU processors, described The emitter stage of IGBT power models is connected with batteries；

The MCU processors respectively with LCD human-computer interaction interfaces, radiator, communication interface (8), MCU processors and electric power storage Pond group connection.

Further, the collector and emitter of the IGBT power models is connected with the two ends of absorption capacitor respectively.

Further, the binding post of first solar panel and the second solar panel is respectively S+ wiring Terminal and S- binding posts.

Further, the input of the Surge Protector respectively with the first solar panel and the second solar cell S+ binding posts and S- the binding posts connection of plate, the output end of the Surge Protector are connected to ground.

Further, the IGBT counnter attacks module, the 2nd IGBT counnter attacks module and IGBT power models are arranged on scattered On hot device.

The beneficial effects of the utility model：The utility model passes through to use IGBT counnter attacks module and IGBT power models, no The generation of heat is only reduced, and reduces the pressure cold wind requirement to the volume and blower fan of radiator, with low cost, small volume The characteristics of, so as to greatly reduce the loss of system, while being controlled to IGBT power models by MCU processors, strengthen The reliability of system.

Brief description of the drawings

In order to illustrate more clearly of the technical scheme of the utility model embodiment, make required for being described to embodiment below Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present utility model, For those of ordinary skill in the art, on the premise of not paying creative work, can also be obtained according to these accompanying drawings Other accompanying drawings.

Fig. 1 is a kind of group string data high power off-network controller system figure of the utility model；

In accompanying drawing, the list of parts representated by each label is as follows：

1- Surge Protectors, the IGBT counnter attack modules of 2- the, the IGBT counnter attack modules of 3- the 2nd, 4-IGBT power models, 5- Absorption capacitor, 6-LCD human-computer interaction interfaces, 7- radiators, 8- communication interfaces, 9-MCU processors, 10- batteries.

Specific embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The all other embodiment for being obtained, belongs to the scope of the utility model protection.

Refer to as shown in figure 1, a kind of organize string data high power off-network controller system, including Surge Protector 1, first IGBT counnter attacks module 2, the 2nd IGBT counnter attacks module 3, IGBT power models 4, absorption capacitor 5, LCD human-computer interaction interfaces 6, dissipate Hot device 7, communication interface 8, MCU processors 9 and batteries 10；

The S+ binding posts of the first solar panel are connected with the colelctor electrode of an IGBT counnter attacks module 2, second sun The S+ binding posts of energy cell panel are connected with the colelctor electrode of the 2nd IGBT counnter attacks module 3；The S- wiring of the first solar panel Negative pole of the S- binding posts of terminal and the second solar panel respectively with batteries 10 is connected, and is connected using common negative pole, The high-power line of raising system；The collector of the first IGBT counnter attacks module 2 and the collector of the 2nd IGBT counnter attacks module 3 respectively with The input connection of MCU processors 9；The emitter stage of the first IGBT counnter attacks module 2 and the emitter stage of the 2nd IGBT counnter attacks module 3 point Colelctor electrode not with IGBT power models 4 is connected, and the collector of IGBT power models 4 is connected with an output end of MCU processors 9, The emitter stage of IGBT power models 4 is connected with the anode of batteries 10；In the collector and emitter point of IGBT power models 4 Not with the two ends of absorption capacitor 5, absorption capacitor 5 is used to absorb the high pressure spike of the two ends of IGBT power models 4 appearance, prevents IGBT power models 4 are damaged because of overvoltage.

The S+ binding posts and S- binding posts of the first solar panel and the second solar panel respectively with surge The input connection of protector 1, the output head grounding of Surge Protector 1, it is to avoid the transient overvoltage that thunderbolt is caused causes control Device failure in device.

MCU processors 9 are connected with LCD human-computer interaction interfaces 6, radiator 7 and communication interface 8 respectively, LCD man-machine interactions circle Face 6 is used for the charge condition of real-time display system, while can be configured to charge parameter by LCD human-computer interaction interfaces 6； An IGBT counnter attacks module 2, the 2nd IGBT counnter attacks module 3 and IGBT power models 4 are provided with radiator 7, radiator 7 is used for The heat that first IGBT counnter attacks module 2, the 2nd IGBT counnter attacks module 3 and IGBT power models 4 are produced is radiated, it is ensured that be The stability of system work；Communication interface 8 is communicated using RS485, for realizing remote monitoring.

When solar panel charges to batteries 10, MCU processors 9 real-time detection batteries 10 are filled Magnitude of voltage in electric current and Real-time Collection batteries 10, the charging current and cell voltage according to detection are to IGBT power Module 4 is controlled, so that the charge control to batteries 10 is realized, while the data is activation that MCU processors 9 will be detected is extremely LCD human-computer interaction interfaces 6, LCD human-computer interaction interfaces 6 show the charge condition of batteries 10.

The charging process of batteries 10 includes three phases, and the first stage fills the stage soon for constant current, and MCU processors 9 are sent out Pwm signal is sent to be worked with 100% Duty ratio control IGBT power models 4；Second stage is filled the stage for constant pressure, MCU treatment Device 9 makes the voltage at the two ends of batteries 10 keep bulk charge pressure point constant by adjusting the dutycycle of pwm signal, is stored for supplementing Energy needed for internal battery pack；Phase III is the constant voltage floating charge stage, and MCU processors 9 are by adjusting the dutycycle of pwm signal So that the voltage at batteries two ends keeps floating charge constant pressure point constant, floating charge constant pressure point is less than fills constant pressure point, constant voltage floating charge rank Section is mainly used in supplementing the energy that batteries are lost by self discharge.

The utility model not only reduces the generation of heat by using IGBT counnter attacks module and IGBT power models, and The pressure cold wind requirement to the volume of radiator and blower fan is reduced, the characteristics of with low cost, small volume, so as to greatly reduce The loss of system, while being controlled to IGBT power models by MCU processors, enhances the reliability of system.

Above content is only to the utility model structure example and explanation, the technology people of affiliated the art Member is made various modifications or supplement to described specific embodiment or is substituted using similar mode, without departing from reality With new structure or surmount scope defined in the claims, protection domain of the present utility model all should be belonged to.

Claims

It is 1. a kind of to organize string data high power off-network controller system, it is characterised in that：Terminals including the first solar panel Son, the binding post of the second solar panel, Surge Protector (1), IGBT counnter attacks module (2), the 2nd IGBT counnter attacks Module (3), IGBT power models (4), absorption capacitor (5), LCD human-computer interaction interfaces (6), radiator (7), communication interface (8), MCU processors (9) and batteries (10)；

The binding post of first solar panel and the second solar panel respectively with the input of Surge Protector (1) End connection, the binding post of first solar panel is connected with the colelctor electrode of IGBT counnter attacks module (2), and described the The binding post of two solar panels is connected with the colelctor electrode of the 2nd IGBT counnter attacks module (3), the anti-reverses of an IGBT Block (2) and the base stage of the 2nd IGBT counnter attacks module (3) are connected with MCU processors (9) respectively；The first IGBT counnter attack modules (2) it is connected with the colelctor electrode of IGBT power models (4) with the emitter stage of the 2nd IGBT counnter attacks module (3), IGBT power models (4) Collector be connected with MCU processors (9), the emitter stage of the IGBT power models (4) is connected with batteries (10)；

The MCU processors (9) respectively with LCD human-computer interaction interfaces (6), radiator (7), communication interface (8), MCU processors (9) connected with batteries (10).
2. one kind according to claim 1 organizes string data high power off-network controller system, it is characterised in that：The IGBT work( Two ends of the collector and emitter of rate module (4) respectively with absorption capacitor (5) are connected.
3. one kind according to claim 1 organizes string data high power off-network controller system, it is characterised in that：Described first too The binding post of positive energy cell panel and the second solar panel is respectively S+ binding posts and S- binding posts.
4. one kind according to claim 3 organizes string data high power off-network controller system, it is characterised in that：

The input of the Surge Protector (1) respectively with the S+ wiring of the first solar panel and the second solar panel Terminal and S- binding posts are connected, and the output end of the Surge Protector (1) is connected to ground.
5. one kind according to claim 1 organizes string data high power off-network controller system, it is characterised in that：Described first IGBT counnter attacks module (2), the 2nd IGBT counnter attacks module (3) and IGBT power models (4) are arranged on radiator (7).